Airport guide collection
Browse checkpoint guidance for Dulles, Reagan National, and BWI when the travel decision starts with the wider D.C. region instead of one terminal. Use this page to compare the airport choice first, then open a single airport guide for current TSA wait-time status and timestamped source context.
Coverage
3 with PreCheck noted and 3 with CLEAR noted.
TravelTSA does not publish one regional checkpoint total here. Terminal and checkpoint layout notes are still source-linked on each airport guide below—open the airport you are flying from for current checkpoint and terminal detail.
Airport-to-airport miles are a comparison floor, not a drive-time prediction.
Terminal, checkpoint, PreCheck, and CLEAR rows are compiled from first-party airport or national program pages.
Sample official sourceRegional comparisons are planning context. For a leave-now decision, verify the individual airport's live wait card, its freshness label, the published airport page, and any same-day advisories.
Comparison lenses
Terminal complexity, program access, and distance context before you open a single airport guide.
Discovery lens
Terminals, concourses, and checkpoint layout notes help estimate how complex each airport will feel.
Program access
Availability is source-backed, but lane hours and eligibility can still vary by terminal and day.
Distance context
Use the matrix as a quick regional scale check before comparing actual ground travel time.
Comparison
Side-by-side facts for every airport in this collection. Terminals, concourses, checkpoints, PreCheck, and CLEAR Plus are sourced from each airport's own security, map, or program page; live wait times remain one click deeper on each airport guide.
Distance matrix
Straight-line miles computed from each airport's coordinates. Use as a floor for comparison; actual drive time between two airports is always longer.
| From airport | IAD | DCA | BWI |
|---|---|---|---|
| IAD | — | 23 mi | 45 mi |
| DCA | 23 mi | — | 30 mi |
| BWI | 45 mi | 30 mi | — |
Airport guides
Airport guide
Washington Dulles International Airport
Dulles, VA
Airport guide
Ronald Reagan Washington National Airport
Arlington, VA
Airport guide
Baltimore/Washington International Airport
Baltimore, MD
Official resources
Direct links to each airport's canonical security, terminal-map, and airline-to-terminal pages in this collection.
IAD resources
DCA resources
BWI resources
Best next step
Once you pick the right airport in this cluster, move into the individual guide for timestamped wait status and resource links, then use the timing tools below to shape a leave-now decision.